• REG103: Obsolete or Active?

  

  Tom Biedke

  TI Thinks Resolved

  Part Number: REG103 Tool/software: Hello, I'm finding REG103UA-3.3 is active and available per your website. But I came across a PDN# 20231114006.3 notice that this component's last day to order was May 14, 2024, and last day to ship is Nov 14, 2024…

  • over 1 year ago
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Answered

• REG103: LDK320 replacement

  

  Roy Chou1

  Resolved

  Part Number: REG103 Other Parts Discussed in Thread: TPS7A49 , TPS7A47 , TPS7A24 Tool/software: Hi Team, Do we have similar part that can replace below part? Roy

  • Resolved

  • over 1 year ago
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Answered

• REG103: Similar device with small Cout

  

  Holly Gu

  Resolved

  Part Number: REG103 Other Parts Discussed in Thread: LM317M , TPS7A24 , Hi Team, Ctm need a LDO with similar function like REG103GA-A/2K5, but need Vo=7.7V or 12V. Most LDO we are using has Cout=1uF, which is not acceptable in some use scenario, so…

  • Resolved

  • over 3 years ago
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• REG103: Foldback current

  

  Danilo A.

  TI Thinks Resolved

  Part Number: REG103 Hi Team, We have received this inquiry from our customer. I need support on the REG103UA-3.3. I need details on how the foldback current works. I have an application that I had to add the 5K boost resistor and need to understand…

  • over 4 years ago
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• REG103: REG103GA-3.3/2K5 Polarity marker

  

  user6350528

  Part Number: REG103 Dear Team For this part REG103GA-3.3/2K5 ，We have received two kinds of physical products, one without polarity mark and the other with polarity mark. Is this normal? Has it changed? Thanks Best， Xiaoqing

  • over 4 years ago
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• Compiler/REG103: REG103

  

  Olesya Shilina

  TI Thinks Resolved

  Part Number: REG103 Tool/software: TI C/C++ Compiler Dear Sirs, good evening! Would you be so kind to send us the correct marking on 111.pdf the item REG103UA-3,3 ? Is marking 103UA4 or 103U33 correct? Where is a mistake? We are looking forward…

  • over 6 years ago
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• REG103: Back driving VOUT with VIN floating

  

  Steven Martin65

  TI Thinks Resolved

  Part Number: REG103 I have a REG103-A with feedback resistors set for for 5V output. Can the device tolerate being back driven with 4 V to 6 V on its Vout pins while its Vin pins are unconnected / floating? The Enable pin is connected to the Vin pin by…

  • over 4 years ago
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Answered

• REG103: REG103 neg ouput

  

  ZHENGQING WANG

  Resolved

  Part Number: REG103 Other Parts Discussed in Thread: TPS7A90 , TL5209 , LP2989 Dears, I am now using the REG103. There has a problems. The problem is when the first I turn on the board, the LDO has correct output 5V. Then I turned the board for 1…

  • Resolved

  • over 7 years ago
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Answered

• REG103: REG103 Long Term Stability

  

  Tim Dito

  Resolved

  Part Number: REG103 Hello, Is there any data on the Long Term Stability of REG103? Thank you!

  • Resolved

  • over 8 years ago
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• REG103 5V

  

  Jon Saul

  Attempting to use 103fa-5, DDPAK5 version. Pin 1 - 9VDC battery input. 9.8 VDC measured at pin 1 Pin 2 - 3VDC battery. 2.8VDC measured at pin 2. Appears enable pin works as I can remove this voltage and out is 0 VDC Pin 3 - GND Pin 4 not used…

  • over 12 years ago
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